US 8,298,444 B2 · Oligoaniline compound

Abstract

Any of the oligoaniline compounds with a triphenylamine structure represented by the formula (1) exhibits satisfactory light emitting efficiency and brightness performance when used in either an OLED device or a PLED device and is further satisfactory in the solubility in organic solvents so as to be applicable to various coating methods. (each of R1 and R2 independently is a hydrogen atom, an optionally substituted monovalent hydrocarbon group, t-butoxycarbonyl, etc.; each of R3 to R34 independently is a hydrogen atom, hydroxyl, silanol, thiol, carboxyl, a phosphoric group, a phosphoric ester group, ester, thioester, amido, nitro, an optionally substituted monovalent hydrocarbon group, etc.; and each of m and n is an integer of 1 or greater provided that they satisfy the relationship m+n ≦20).

Claims39

Dependent claims

A compound selected from the group consisting of an oligoaniline compound of formula 1 and an oxidized form of an oligoaniline compound of formula 1, wherein formula (1) is as follows:

wherein R1 and R2 each independently denote a hydrogen atom, substituted or unsubstituted alkyl group, cycloalkyl group, bicycloalkyl group or alkenyl group, t-butoxycarbonyl group, or benzyloxycarbonyl group;
R3-R34 each independently denote a hydrogen atom, hydroxyl group, silanol group, thiol group, carboxyl group, phosphoric acid group, phosphoric ester group, ester group, thioester group, amido group, nitro group, substituted or unsubstituted monovalent hydrocarbon group, organooxy group, organoamino group, organosilyl group, organothio group, acyl group, sulfonic group, or halogen atom;
and m and n each denote an integer no smaller than 1 such that m+n≦20.

Dependencies are inferred from the claim text.

Oligoaniline compound

Life of this patent

Oligoaniline compound

Life of this patent

Abstract

Claims39